Freelance UX Researchers in PilarFreelance UX Researchers in Pilar
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Nina Ramirez's avatar
Nina Ramirez
Pilar, Argentina
UX UI designer
UX UI designer
Cover image for Led the end-to-end redesign of
Led the end-to-end redesign of the core reconciliation feature for a B2B SaaS platform serving banking and financial operations teams. The existing system crashed under complex configurations, blocking power users and limiting growth. I restructured the work into 4 phased epics, introduced 3 new functionalities, and ran 4 rounds of usability testing — reducing crash incidents by 90%.
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Cover image for Designed a mobile ticketing app
Designed a mobile ticketing app for CinemaPlus as part of the Google UX Design Certificate. The goal: eliminate ticket line frustration for time-conscious moviegoers. The solution covers seamless seat selection, snack pre-ordering, and location filtering — all built around an intuitive, accessible flow.
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5
Cover image for Designed the UX/UI for a
Designed the UX/UI for a carbon credit marketplace aimed at making environmental offsetting accessible and transparent for businesses. Addressed key pain points — high costs, complex processes, and lack of credibility — through a streamlined marketplace, detailed project pages with impact data, and a simplified checkout flow.
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Cover image for Designed the UX/UI for SecureFire,
Designed the UX/UI for SecureFire, a Bluetooth-enabled mobile app for personalized firearm safety. The app allows only authenticated users to operate firearms through proximity locking, multi-fingerprint recognition, and customizable safety preferences — all managed from one place.
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UX Researcher(1)